Add 45/7 and 27/10
1st number: 6 3/7, 2nd number: 2 7/10
45/7 + 27/10 is 639/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
45/7 = 45 × 10/7 × 10 = 450/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
27/10 = 27 × 7/10 × 7 = 189/70 - Add the two like fractions:
450/70 + 189/70 = 450 + 189/70 = 639/70 - So, 45/7 + 27/10 = 639/70
In mixed form: 99/70
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